单项选择题
A.any B.some C.lot D.a lot
（）is used in bilges and peak tanks.A.BitumenB.Cement wa...
单项选择题（）is used in bilges and peak tanks.
A.Bitumen B.Cement wash C.Paint D.Varnish
Why are （）easy to be rusted?A.ropesB.glovesC.shipsD.dra...
单项选择题Why are （）easy to be rusted?
A.ropes B.gloves C.ships D.drafts
Everything on the bridge should be kept （）.A.dirtyB.bad...
单项选择题Everything on the bridge should be kept （）.
A.dirty B.bad C.clean D.disorder
